CN205876851U - A hidden hydro -cylinder for pneumatic actuator - Google Patents
A hidden hydro -cylinder for pneumatic actuator Download PDFInfo
- Publication number
- CN205876851U CN205876851U CN201620890676.7U CN201620890676U CN205876851U CN 205876851 U CN205876851 U CN 205876851U CN 201620890676 U CN201620890676 U CN 201620890676U CN 205876851 U CN205876851 U CN 205876851U
- Authority
- CN
- China
- Prior art keywords
- spring
- cylinder
- oil cylinder
- pneumatic actuator
- hydro
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model belongs to the technical field of large -scale pneumatics, hydraulic actuator manufacture, a a hidden hydro -cylinder for pneumatic actuator is disclosed for solve longer installation and the inconvenient problem of operation of leading to of current pneumatic actuator length. The utility model discloses a spring cylinder, the spring cylinder endotheca is equipped with first spring and second spring, be provided with the spring holder in the spring cylinder, first spring and second spring housing are established on the spring holder, spring cylinder has set the hydro -cylinder, the end cover that spring cylinder was passed to the one end of hydro -cylinder stretches into in the spring holder, the piston has been set in the hydro -cylinder, hinge joint has the piston rod that is used for driving pneumatic actuator's connecting rod removal, the hydro -cylinder has set the hydro -cylinder lid, the hydro -cylinder is covered and has been seted up the oil inlet.
Description
Technical field
This utility model belongs to large-scale pneumatic, hydraulic executer manufacturing technology field, is specifically related to a kind of for gas
The concealed oil cylinder of dynamic executor.
Background technology
When assembling large bore valves, need the moment of torsion being turned on and off very big, the manual dress of pneumatic actuator now
Put and hydraulic hand pump need to be used convenient and strength-savingly can be turned on and off valve.
The pneumatic actuator that traditional band hydraulic manual is pump operated, its manual oil cylinder is exposed outside executor, and this is significantly
Add the structure length of pneumatic actuator, and operate extremely difficult in narrow space.
Utility model content
This utility model is installed and the problem of inconvenient operation to solve existing pneumatic actuator length longer causing, and
There is provided a kind of concealed oil cylinder for pneumatic actuator, it is possible to shorten the length of pneumatic actuator, be particularly well-suited to space relatively
Little local use, improves and installs and the convenience of operation.
For solving above-mentioned technical problem, this utility model be the technical scheme is that
A kind of concealed oil cylinder for pneumatic actuator, including spring cylinder, is arranged with the first spring in described spring cylinder
With the second spring, being provided with spring base in described spring cylinder, described first spring and the second spring housing are located on spring base, and it is special
Levying and be: described spring cylinder is equipped with oil cylinder, one end of described oil cylinder is stretched in spring base through the end cap of spring cylinder, described oil
Being equipped with piston in cylinder, described piston connects the piston rod for driving the connecting rod of pneumatic actuator to move, described oil cylinder
It is equipped with oil cylinder cover, described oil cylinder cover offers oil-in.
On the described oil cylinder cover end cap through being bolted to spring cylinder.
The axis of described oil-in and the axis of piston rod on the same line, the axis of described piston rod and connecting rod
Axis is on the same line.
One end of described connecting rod is set on spring base and cooperates with piston rod.
Compared with prior art, this utility model has the advantages that
Concealed oil cylinder for pneumatic actuator of the present utility model, including spring cylinder, is arranged with in described spring cylinder
First spring and the second spring, be provided with spring base in described spring cylinder, described first spring and the second spring housing are located at spring
On seat, described spring cylinder is equipped with oil cylinder, and one end of described oil cylinder is stretched in spring base through the end cap of spring cylinder, described oil cylinder
Inside being equipped with piston, described piston connects has the piston rod for driving the connecting rod of pneumatic actuator to move, described oil cylinder to join
It is provided with oil cylinder cover, described oil cylinder cover offers oil-in.This utility model by oil cylinder being arranged on the inside of spring cylinder, from
And reduce the length of whole pneumatic actuator, it is simple to and the installation of pneumatic actuator and use, it is particularly well-suited at narrow space
Local use.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation that this utility model is connected with pneumatic actuator；
Labelling in figure: 1, spring cylinder, the 2, first spring, the 3, second spring, 4, spring base, 5, oil cylinder, 6, piston, 7, piston
Bar, 8, oil-in, 9, connecting rod.
Detailed description of the invention
Below in conjunction with embodiment, the utility model will be further described, and described embodiment is only that this practicality is new
The a part of embodiment of type, is not whole embodiments.Based on the embodiment in this utility model, the ordinary skill people of this area
Member obtained under not making creative work premise other used by embodiment, broadly fall into protection model of the present utility model
Enclose.
In conjunction with accompanying drawing, the concealed oil cylinder for pneumatic actuator of the present utility model, including spring cylinder 1, described spring
Being arranged with the first spring 2 and the second spring 3 in cylinder 1, wherein, the second spring 3 is set in the first spring 2, i other words the second bullet
The internal diameter of spring 3 is less than the internal diameter of the first spring 2；Spring base 4, described first spring 2 and the second bullet it is provided with in described spring cylinder 1
Spring 3 is set on spring base 4, and described spring cylinder 1 is equipped with oil cylinder 5, and one end of described oil cylinder 5 is stretched through the end cap of spring cylinder 1
Entering in spring base 4, be equipped with piston 6 in described oil cylinder 5, described piston connects 6 connecting rods 9 being connected to for driving pneumatic actuator
The piston rod 7 of movement, described oil cylinder 5 is equipped with oil cylinder cover 10, and described oil cylinder cover 10 offers oil-in 8, oil-in 8 and oil
The cavity connection of cylinder, wherein oil-in connects with outside hydraulic oil system, and those skilled in the art can be appreciated and understood that,
Do not repeat them here.This utility model by being arranged on the inside of spring cylinder by oil cylinder, thus reduces whole pneumatic actuator
Length, it is simple to the installation of pneumatic actuator and use, be particularly well-suited to the local use at narrow space.
Work process of the present utility model is: when pneumatic actuator needs use manual operation to be that hydraulic oil is from oil-in
Enter, piston promote piston rod compression spring seat, from but spring-compressed, reach open and close valve purpose.Work as hydraulic pressure
After oil disappears, spring self-resetting is relied on to return to initial position.
As the mode of a kind of selection of this utility model, on the described oil cylinder cover 10 end cap through being bolted to spring cylinder 1.
The axis of oil-in 8 of the present utility model and the axis of piston rod 7 on the same line, the axle of described piston rod 7
The axis of line and connecting rod 9 is on the same line.
One end of connecting rod 9 of the present utility model is set on spring base 4 and cooperates with piston rod 7, connecting rod
The other end sequentially passes through spring base 4, spring cylinder 1 is connected with the hand gear of pneumatic actuator.
Embodiment one
The concealed oil cylinder for pneumatic actuator of the present embodiment, including spring cylinder, is arranged with in described spring cylinder
One spring and the second spring, be provided with spring base in described spring cylinder, described first spring and the second spring housing are located at spring base
On, described spring cylinder is equipped with oil cylinder, and one end of described oil cylinder is stretched in spring base, in described oil cylinder through the end cap of spring cylinder
Being equipped with piston, described piston connects the piston rod for driving the connecting rod of pneumatic actuator to move, and described oil cylinder arranges
There is oil cylinder cover, described oil cylinder cover offers oil-in.
Embodiment two
The concealed oil cylinder for pneumatic actuator of the present embodiment, including spring cylinder, is arranged with in described spring cylinder
One spring and the second spring, be provided with spring base in described spring cylinder, described first spring and the second spring housing are located at spring base
On, described spring cylinder is equipped with oil cylinder, and one end of described oil cylinder is stretched in spring base, in described oil cylinder through the end cap of spring cylinder
Being equipped with piston, described piston connects the piston rod for driving the connecting rod of pneumatic actuator to move, and described oil cylinder arranges
There is oil cylinder cover, described oil cylinder cover offers oil-in；On the described oil cylinder cover end cap through being bolted to spring cylinder.
Embodiment three
The concealed oil cylinder for pneumatic actuator of the present embodiment, including spring cylinder, is arranged with in described spring cylinder
One spring and the second spring, be provided with spring base in described spring cylinder, described first spring and the second spring housing are located at spring base
On, described spring cylinder is equipped with oil cylinder, and one end of described oil cylinder is stretched in spring base, in described oil cylinder through the end cap of spring cylinder
Being equipped with piston, described piston connects the piston rod for driving the connecting rod of pneumatic actuator to move, and described oil cylinder arranges
There is oil cylinder cover, described oil cylinder cover offers oil-in；On the described oil cylinder cover end cap through being bolted to spring cylinder；Described enter
With the axis of piston rod on the same line, the axis of described piston rod and the axis of connecting rod are at same straight line for the axis of hydraulic fluid port
On.
Embodiment four
The concealed oil cylinder for pneumatic actuator of the present embodiment, including spring cylinder, is arranged with in described spring cylinder
One spring and the second spring, be provided with spring base in described spring cylinder, described first spring and the second spring housing are located at spring base
On, described spring cylinder is equipped with oil cylinder, and one end of described oil cylinder is stretched in spring base, in described oil cylinder through the end cap of spring cylinder
Being equipped with piston, described piston connects the piston rod for driving the connecting rod of pneumatic actuator to move, and described oil cylinder arranges
There is oil cylinder cover, described oil cylinder cover offers oil-in；On the described oil cylinder cover end cap through being bolted to spring cylinder；Described enter
With the axis of piston rod on the same line, the axis of described piston rod and the axis of connecting rod are at same straight line for the axis of hydraulic fluid port
On；One end of described connecting rod is set on spring base and cooperates with piston rod.
Claims (4)
1. for the concealed oil cylinder of pneumatic actuator, including spring cylinder, be arranged with in described spring cylinder the first spring and
Second spring, is provided with spring base in described spring cylinder, described first spring and the second spring housing are located on spring base, its feature
Being: described spring cylinder is equipped with oil cylinder, one end of described oil cylinder is stretched in spring base through the end cap of spring cylinder, described oil cylinder
Inside being equipped with piston, described piston connects has the piston rod for driving the connecting rod of pneumatic actuator to move, described oil cylinder to join
It is provided with oil cylinder cover, described oil cylinder cover offers oil-in.
Concealed oil cylinder for pneumatic actuator the most according to claim 1, it is characterised in that described oil cylinder cover is through spiral shell
Tether on the end cap being connected on spring cylinder.
Concealed oil cylinder for pneumatic actuator the most according to claim 1, it is characterised in that the axle of described oil-in
On the same line, the axis of described piston rod is with the axis of connecting rod on the same line for the axis of line and piston rod.
Concealed oil cylinder for pneumatic actuator the most according to claim 1, it is characterised in that the one of described connecting rod
End is set on spring base and cooperates with piston rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620890676.7U CN205876851U (en) | 2016-08-17 | 2016-08-17 | A hidden hydro -cylinder for pneumatic actuator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620890676.7U CN205876851U (en) | 2016-08-17 | 2016-08-17 | A hidden hydro -cylinder for pneumatic actuator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205876851U true CN205876851U (en) | 2017-01-11 |
Family
ID=57704800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620890676.7U Expired - Fee Related CN205876851U (en) | 2016-08-17 | 2016-08-17 | A hidden hydro -cylinder for pneumatic actuator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205876851U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110388353A (en) * | 2019-08-22 | 2019-10-29 | 三一重机有限公司 | A kind of hydraulic cylinder and steam turbine |
-
2016
- 2016-08-17 CN CN201620890676.7U patent/CN205876851U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110388353A (en) * | 2019-08-22 | 2019-10-29 | 三一重机有限公司 | A kind of hydraulic cylinder and steam turbine |
| CN110388353B (en) * | 2019-08-22 | 2024-04-30 | 三一重机有限公司 | Hydraulic cylinder and steam turbine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170111 Termination date: 20170817 |